Connect The Remote Control Cord To Remote Controller Terminal Block; Install The Cover To The Remote Controller; Test Run; Ventilation Setting - Mitsubishi Electric PAR-21MAA Installation Manual

CAUTION Do not tighten the screws too tight. Doing so may deform or crack the lower cover.
NOTE: - Choose a flat plane for installation.
- Fasten the switch box at more than two places when installing directly on the wall.
- When reinstalling on the wall, fasten securely using anchors.
5. Connect the remote control cord to the remote controller terminal block.
Do not use crimp terminals to connect to remote controller terminal blocks. The terminals may contact the board and cause
CAUTION
trouble or contact the cover and damage the cover.
CAUTION Prevent remote cord chips from getting into the remote controller. Electric shock or malfunction may result.
6. Wiring hole for installing directly on the wall (or open wiring)
• Cut off the shaded area from the upper cover using a knife, nippers, etc.
• Take out the remote control cord connected to the terminal block via this portion.
7.

Install the cover to the remote controller.

First, hook the cover to the two upper claws and then fit it to the remote controller.
CAUTION Press the cover until it snaps shut. If not, it may fall off.
NOTE: A protection sheet is stuck to the operation section. Peel off this protection sheet before use.

4 Test Run

1. Before making a test run, refer to the "Test Run" section of the
indoor unit installation manual.
2. Press the [TEST] button twice successively within three seconds.
Test run starts.
3. Stop the test run by pressing the [
4. If trouble occurred during the test run, refer to the "Test Run" sec-
tion of the indoor unit installation manual.

5 Ventilation Setting

* When the upper controller is connected, make the setting using the upper controller.
NOTE: When using LOSSNAY units in conjunction, interlock the addresses of all indoor units within the group and address of LOSSNAY units.
Perform this operation when you want to register the LOSSNAY, confirm the registered units, or delete the registered units controlled by the remote controller.
The following uses indoor unit address 05 and LOSSNAY address 30 as an example to describe the setting procedure.
[Setting Procedure]
1 Stop the air conditioner using the remote controller [
If the OFF display shown below does not appear at this time, step 2 cannot be performed.
2 Press and hold down the [FILTER] and [
shown below appears. The remote controller confirms the registered LOSSNAY addresses of the currently
connected indoor units.
3 Registration confirmation result
- The indoor unit address and registered LOSSNAY address are dis-
played alternately.
- When LOSSNAY are not registered
4 If registration is unnecessary, end registration by pressing and holding down the [FILTER] and [
If a new LOSSNAY must be registered, go to step 1. Registration procedure. If you want to confirm another LOSSNAY, go to step 2. Confirmation
procedure. To delete a registered LOSSNAY, go to step 3. Deletion procedure.
< 1. Registration procedure >
5 Set the address of the LOSSNAY and the indoor unit connected by the remote controller you want to register using the [
( )] buttons. (01 to 50)
To indoor unit MA remote
controller or A controll
terminal block
There is no polarity.
To remove the cover, insert a minus
screwdriver into one of the open
slots, and move it in the direction of
the arrow shown in the figure.
ON/OFF] button.
Make this setting only when interlocked operation with LOSSNAY is necessary with CITY MULTI
models.
(This setting cannot be made with Mr. SLIM air conditioners.)
ON/OFF] button.
] buttons at the same time for two seconds. The display
CAUTION Do not into turn the screwdriver in the slot. Doing so may damage the slot.
˚C
TEMP. ON/OFF
MENU ON/OFF
FILTER
BACK MONITOR/SET DAY CHECK TEST
PAR-21MAA CLOCK OPERATION CLEAR
<Indoor unit address and indoor unit display>
To connect the
remote control cord,
peel 6mm of coating.
AB
Operation mode display
"TEST RUN" and "OPERATION MODE" are
displayed alternately.
Timer stops test run after two hours.
Piping temperature display
Stop test run by pressing the [ ON/OFF] button.
During test run, the RUN lamp remains on.
[TEST] button
<LOSSNAY address display and
LOSSNAY display>
] buttons at the same time for two seconds.
TEMP. ( ) and
3